Specification? Material: Plastic Color: Black Display size: 4.6inch/11.68cm Power Type: CR2030 coin cell battery (not included) Display Type: Digital Overall size: 126*66*20mm/4.96*2.60*0.79inch Compass angle range: 0-360 degrees, accuracy ±8 degrees Temperature display unit: °C/°F Temperature measurement range: Indoor: -10-+60°C (4-140°F) Outdoor: -50-+70°C (-58-158°F) Backlight Color: Blue Display mode: digital display Time display type: 12-hour mode/24-hour mode Package Included: 1pcs*Digital Car Thermometer(Without Battery) Accessories(As Shown In The Picture)